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arXiv 2012.02846hep-ex
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在XENON1T暗物质实验中寻找太阳$^8$ B中微子的相干弹性散射

Search for Coherent Elastic Scattering of Solar $^8$B Neutrinos in the XENON1T Dark Matter Experiment

E. Aprile, J. Aalbers, F. Agostini, S. Ahmed Maouloud, M. Alfonsi, L. Althueser, F. D. Amaro, S. Andaloro, V. C. Antochi, E. Angelino, J. R. Angevaare, F. Arneo… 展开作者

E. Aprile, J. Aalbers, F. Agostini, S. Ahmed Maouloud, M. Alfonsi, L. Althueser, F. D. Amaro, S. Andaloro, V. C. Antochi, E. Angelino, J. R. Angevaare, F. Arneodo, L. Baudis, B. Bauermeister, L. Bellagamba, M. L. Benabderrahmane, A. Brown, E. Brown, S. Bruenner, G. Bruno, R. Budnik, C. Capelli, J. M. R. Cardoso, D. Cichon, B. Cimmino, M. Clark, D. Coderre, A. P. Colijn, J. Conrad, J. Cuenca, J. P. Cussonneau, M. P. Decowski, A. Depoian, P. Di Gangi, A. Di Giovanni, R. Di Stefano, S. Diglio, A. Elykov, A. D. Ferella, W. Fulgione, P. Gaemers, R. Gaior, M. Galloway, F. Gao, L. Grandi, C. Hils, K. Hiraide, L. Hoetzsch, J. Howlett, M. Iacovacci, Y. Itow, F. Joerg, N. Kato, S. Kazama, M. Kobayashi, G. Koltman, A. Kopec, H. Landsman, R. F. Lang, L. Levinson, S. Liang, S. Lindemann, M. Lindner, F. Lombardi, J. Long, J. A. M. Lopes, Y. Ma, C. Macolino, J. Mahlstedt, A. Mancuso, L. Manenti, A. Manfredini, F. Marignetti, T. Marrodán Undagoitia, K. Martens, J. Masbou, D. Masson, S. Mastroianni, M. Messina, K. Miuchi, K. Mizukoshi, A. Molinario, K. Morå, S. Moriyama, Y. Mosbacher, M. Murra, J. Naganoma, K. Ni, U. Oberlack, K. Odgers, J. Palacio, B. Pelssers, R. Peres, M. Pierre, J. Pienaar, V. Pizzella, G. Plante, J. Qi, J. Qin, D. Ramírez García, S. Reichard, A. Rocchetti, N. Rupp, J. M. F. dos Santos, G. Sartorelli, J. Schreiner, D. Schulte, H. Schulze Eißing, M. Schumann, L. Scotto Lavina, M. Selvi, F. Semeria, P. Shagin, E. Shockley, M. Silva, H. Simgen, A. Takeda, C. Therreau, D. Thers, F. Toschi, G. Trinchero, C. Tunnell, K. Valerius, M. Vargas, G. Volta, Y. Wei, C. Weinheimer, M. Weiss, D. Wenz, C. Wittweg, T. Wolf, Z. Xu, M. Yamashita, J. Ye, G. Zavattini, Y. Zhang, T. Zhu, J. P. Zopounidis

摘要:

我们报告的搜索核反冲信号从太阳$^8$ B中微子弹性散射氙核的XENON 1 T数据,降低能量阈值从2.6 keV到1.6 keV。我们开发了各种新的技术,以限制由此产生的增加阈值附近的背景。在0.6 t $\times$ y的照射下,未发现显著的$^8$ B中微子样过量。我们首次利用太阳中微子的不可探测性来约束液态氙中1-2 keV核反冲的光产额,以及非标准的中微子-夸克相互作用。最后,我们改进了世界领先的约束暗物质核相互作用的暗物质质量之间的3 GeV/c $^2$和11 GeV/c $^2$多达一个数量级。

英文摘要:

We report on a search for nuclear recoil signals from solar $^8$B neutrinos elastically scattering off xenon nuclei in XENON1T data, lowering the energy threshold from 2.6 keV to 1.6 keV. We develop a variety of novel techniques to limit the resulting increase in backgrounds near the threshold. No significant $^8$B neutrino-like excess is found in an exposure of 0.6 t $\times$ y. For the first time, we use the non-detection of solar neutrinos to constrain the light yield from 1-2 keV nuclear recoils in liquid xenon, as well as non-standard neutrino-quark interactions. Finally, we improve upon world-leading constraints on dark matter-nucleus interactions for dark matter masses between 3 GeV/c$^2$ and 11 GeV/c$^2$ by as much as an order of magnitude.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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